Researchers

Algerina Perna, Baltimore Sun

At Johns Hopkins University-Homewood campus (Mudd Hall), Samer Hattar Ph.D, left, and his research team published a paper in the journal, Nature, on how light influences mood and learning in mice. The lead author is Tara LeGates, right. They are pictured next to another experiment which takes general activity measurements in mice in lightness and darkness using motion detectors.

At Johns Hopkins University-Homewood campus (Mudd Hall), Samer Hattar Ph.D, left, and his research team published a paper in the journal, Nature, on how light influences mood and learning in mice. The lead author is Tara LeGates, right. They are pictured next to another experiment which takes general activity measurements in mice in lightness and darkness using motion detectors. (Algerina Perna, Baltimore Sun)

At Johns Hopkins University-Homewood campus (Mudd Hall), Samer Hattar Ph.D, left, and his research team published a paper in the journal, Nature, on how light influences mood and learning in mice. The lead author is Tara LeGates, right. They are pictured next to another experiment which takes general activity measurements in mice in lightness and darkness using motion detectors.